<script setup lang="ts">
import { useI18n } from "vue-i18n"
import Motion from "./utils/motion"
import { useRouter } from "vue-router"
import { message } from "@/utils/message"
import { loginRules } from "./utils/rule"
import TypeIt from "@/components/ReTypeit"
import { debounce } from "@pureadmin/utils"
import { useNav } from "@/layout/hooks/useNav"
import { useEventListener } from "@vueuse/core"
import { ElMessageBox } from 'element-plus'
import type { FormInstance } from "element-plus"
import { $t, transformI18n } from "@/plugins/i18n"
import { operates, thirdParty } from "./utils/enums"
import { useLayout } from "@/layout/hooks/useLayout"
import LoginPhone from "./components/LoginPhone.vue"
import LoginRegist from "./components/LoginRegist.vue"
import LoginUpdate from "./components/LoginUpdate.vue"
import LoginQrCode from "./components/LoginQrCode.vue"
import { useUserStoreHook } from "@/store/modules/user"
import { initRouter, getTopMenu } from "@/router/utils"
import { bg, avatar, illustration } from "./utils/static"
import { ReImageVerify } from "@/components/ReImageVerify"
import { ref, toRaw, reactive, watch, computed } from "vue"
import { useRenderIcon } from "@/components/ReIcon/src/hooks"
import { useTranslationLang } from "@/layout/hooks/useTranslationLang"
import { useDataThemeChange } from "@/layout/hooks/useDataThemeChange"
import dayIcon from "@/assets/svg/day.svg?component"
import darkIcon from "@/assets/svg/dark.svg?component"
import globalization from "@/assets/svg/globalization.svg?component"
import Lock from "~icons/ri/lock-fill"
import Check from "~icons/ep/check"
import User from "~icons/ri/user-3-fill"
import Info from "~icons/ri/information-line"
import Keyhole from "~icons/ri/shield-keyhole-line"
import AuthAPI from "@/api/system/auth"

defineOptions({
  name: "Login"
})

const imgCode = ref("")
const loginDay = ref(7)
const router = useRouter()
const loading = ref(false)
const checked = ref(false)
const disabled = ref(false)
const ruleFormRef = ref<FormInstance>()
const currentPage = computed(() => {
  return useUserStoreHook().currentPage
})

const { t } = useI18n()
const { initStorage } = useLayout()
initStorage()
const { dataTheme, overallStyle, dataThemeChange } = useDataThemeChange()
dataThemeChange(overallStyle.value)
const { title, getDropdownItemStyle, getDropdownItemClass } = useNav()
const { locale, translationCh, translationEn } = useTranslationLang()

const ruleForm = reactive({
  username: 'admin',
  password: 'twl1358q.',
  verifyCode: ''
})

const onLogin = async (formEl: FormInstance | undefined) => {
  if (!formEl) return;
  await formEl.validate(valid => {
    if (valid) {
      loading.value = true;
      useUserStoreHook()
        .loginByUsername({
          username: ruleForm.username,
          password: ruleForm.password
        })
        .then(res => {
          if (res.success) {
            // 获取后端路由
            return initRouter().then(() => {
              disabled.value = true;
              router
                .push(getTopMenu(true).path)
                .then(() => {
                  message(t("login.pureLoginSuccess"), { type: "success" });
                })
                .finally(() => (disabled.value = false));
            });
          } else {
            message(t("login.pureLoginFail"), { type: "error" });
          }
        })
        .finally(() => (loading.value = false));
    }
  });
}

const immediateDebounce: any = debounce(
  formRef => onLogin(formRef),
  1000,
  true
)

const initLoading = shallowRef(false)

const handleInitAccount = () => {

  ElMessageBox.confirm(
    transformI18n($t('init.message')),
    transformI18n($t('init.hint')),
    {
      confirmButtonText: transformI18n($t('buttons.pureConfirm')),
      cancelButtonText: transformI18n($t('buttons.pureClose')),
      type: 'warning',
    }
  ).then(() => {
    initLoading.value = true
    return AuthAPI.init()
  }).then((result) => {
    message(result.message, { type: 'success' })
  }).finally(() => {
    initLoading.value = false
  })
}

useEventListener(document, "keydown", ({ code }) => {
  if (
    ["Enter", "NumpadEnter"].includes(code) &&
    !disabled.value &&
    !loading.value
  )
    immediateDebounce(ruleFormRef.value);
});

watch(imgCode, value => {
  useUserStoreHook().SET_VERIFYCODE(value);
});
watch(checked, bool => {
  useUserStoreHook().SET_ISREMEMBERED(bool);
});
watch(loginDay, value => {
  useUserStoreHook().SET_LOGINDAY(value);
});
</script>

<template>
  <div class="select-none">
    <img :src="bg" class="wave" />
    <div class="flex-c absolute right-5 top-3">
      <!-- 主题 -->
      <el-switch v-model="dataTheme" inline-prompt :active-icon="dayIcon" :inactive-icon="darkIcon"
        @change="dataThemeChange" />
      <!-- 国际化 -->
      <el-dropdown trigger="click">
        <globalization
          class="hover:text-primary hover:bg-[transparent]! w-[20px] h-[20px] ml-1.5 cursor-pointer outline-hidden duration-300" />
        <template #dropdown>
          <el-dropdown-menu class="translation">
            <el-dropdown-item :style="getDropdownItemStyle(locale, 'zh')"
              :class="['dark:text-white!', getDropdownItemClass(locale, 'zh')]" @click="translationCh">
              <IconifyIconOffline v-show="locale === 'zh'" class="check-zh" :icon="Check" />
              简体中文
            </el-dropdown-item>
            <el-dropdown-item :style="getDropdownItemStyle(locale, 'en')"
              :class="['dark:text-white!', getDropdownItemClass(locale, 'en')]" @click="translationEn">
              <span v-show="locale === 'en'" class="check-en">
                <IconifyIconOffline :icon="Check" />
              </span>
              English
            </el-dropdown-item>
          </el-dropdown-menu>
        </template>
      </el-dropdown>
    </div>
    <div class="login-container">
      <div class="img">
        <component :is="toRaw(illustration)" />
      </div>
      <div class="login-box">
        <div class="login-form">
          <avatar class="avatar" />
          <Motion>
            <h2 class="outline-hidden">
              <TypeIt :options="{ strings: [title], cursor: false, speed: 100 }" />
            </h2>
          </Motion>

          <el-form v-if="currentPage === 0" ref="ruleFormRef" :model="ruleForm" :rules="loginRules" size="large">
            <Motion :delay="100">
              <el-form-item :rules="[
                {
                  required: true,
                  message: transformI18n($t('login.pureUsernameReg')),
                  trigger: 'blur'
                }
              ]" prop="username">
                <el-input v-model="ruleForm.username" clearable :placeholder="t('login.pureUsername')"
                  :prefix-icon="useRenderIcon(User)" />
              </el-form-item>
            </Motion>

            <Motion :delay="150">
              <el-form-item prop="password">
                <el-input v-model="ruleForm.password" clearable show-password :placeholder="t('login.purePassword')"
                  :prefix-icon="useRenderIcon(Lock)" />
              </el-form-item>
            </Motion>

            <Motion :delay="200">
              <el-form-item prop="verifyCode">
                <el-input v-model="ruleForm.verifyCode" clearable :placeholder="t('login.pureVerifyCode')"
                  :prefix-icon="useRenderIcon(Keyhole)">
                  <template v-slot:append>
                    <ReImageVerify v-model:code="imgCode" />
                  </template>
                </el-input>
              </el-form-item>
            </Motion>

            <Motion :delay="250">
              <el-form-item>
                <div class="w-full h-[20px] flex justify-between items-center">
                  <el-checkbox v-model="checked">
                    <span class="flex">
                      <select v-model="loginDay" :style="{
                        width: loginDay < 10 ? '10px' : '16px',
                        outline: 'none',
                        background: 'none',
                        appearance: 'none',
                        border: 'none'
                      }">
                        <option value="1">1</option>
                        <option value="7">7</option>
                        <option value="30">30</option>
                      </select>
                      {{ t("login.pureRemember") }}
                      <IconifyIconOffline v-tippy="{
                        content: t('login.pureRememberInfo'),
                        placement: 'top'
                      }" :icon="Info" class="ml-1" />
                    </span>
                  </el-checkbox>
                  <el-button link type="primary" @click="useUserStoreHook().SET_CURRENTPAGE(4)">
                    {{ t("login.pureForget") }}
                  </el-button>
                </div>
                <el-button class="w-full mt-4!" size="default" type="primary" :loading="loading" :disabled="disabled"
                  @click="onLogin(ruleFormRef)">
                  {{ t("login.pureLogin") }}
                </el-button>
              </el-form-item>
            </Motion>
            <Motion :delay="300">
              <el-button class="w-full mb-4!" size="default" :loading="initLoading" :disabled="disabled"
                @click="handleInitAccount">
                {{ t("login.init") }}
              </el-button>
            </Motion>
            <Motion :delay="350">
              <el-form-item>
                <div class="w-full h-[20px] flex justify-between items-center">
                  <el-button v-for="(item, index) in operates" :key="index" class="w-full mt-4!" size="default"
                    @click="useUserStoreHook().SET_CURRENTPAGE(index + 1)">
                    {{ t(item.title) }}
                  </el-button>
                </div>
              </el-form-item>
            </Motion>
          </el-form>
          <Motion v-if="currentPage === 0" :delay="400">
            <el-form-item>
              <el-divider>
                <p class="text-gray-500 text-xs">
                  {{ t("login.pureThirdLogin") }}
                </p>
              </el-divider>
              <div class="w-full flex justify-evenly">
                <span v-for="(item, index) in thirdParty" :key="index" :title="t(item.title)">
                  <IconifyIconOnline :icon="`ri:${item.icon}-fill`" width="20"
                    class="cursor-pointer text-gray-500 hover:text-blue-400" />
                </span>
              </div>
            </el-form-item>
          </Motion>
          <!-- 手机号登录 -->
          <LoginPhone v-if="currentPage === 1" />
          <!-- 二维码登录 -->
          <LoginQrCode v-if="currentPage === 2" />
          <!-- 注册 -->
          <LoginRegist v-if="currentPage === 3" />
          <!-- 忘记密码 -->
          <LoginUpdate v-if="currentPage === 4" />
        </div>
      </div>
    </div>
    <div class="w-full flex-c absolute bottom-3 text-sm text-[rgba(0,0,0,0.6)] dark:text-[rgba(220,220,242,0.8)]">
      Copyright © 2020-present
      <a class="hover:text-primary!" href="https://github.com/pure-admin" target="_blank">
        &nbsp;{{ title }}
      </a>
    </div>
  </div>
</template>

<style scoped>
@import url("@/style/login.css");
</style>

<style lang="scss" scoped>
:deep(.el-input-group__append, .el-input-group__prepend) {
  padding: 0;
}

.translation {
  ::v-deep(.el-dropdown-menu__item) {
    padding: 5px 40px;
  }

  .check-zh {
    position: absolute;
    left: 20px;
  }

  .check-en {
    position: absolute;
    left: 20px;
  }
}
</style>
